Home / 17,279.34-25,920.48-6,185.58

Finding the Fourth Proportional to 17,279.34, 25,920.48 and 6,185.58

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Solution

The fourth proportional to 17,279.34, 25,920.48 and 6,185.58 is: 9,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.34 : 25,920.48 = 6,185.58 : x
  2. Step 2: Convert to fraction form
    17,279.34/25,920.48 = 6,185.58/x
  3. Step 3: Cross multiply
    17,279.34x = 25,920.48 × 6,185.58
  4. Step 4: Simplify right side
    17,279.34x = 160,333,202.68
  5. Step 5: Solve for x
    x = 160,333,202.68/17,279.34
  6. Step 6: Final answer
    x = 9,278.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.